#28536D#28536D
#28536D is a dark, moderate cyan. Relative luminance 0.077; OKLCH L 42.3% C 0.065 H 237.5°. Best body text is #FFFFFF at 8.24:1 contrast (WCAG AA passes).
Color values
| HEX | #28536D |
|---|---|
| RGB | rgb(40, 83, 109) |
| HSL | hsl(203, 46%, 29%) |
| HSV | hsv(203, 63%, 43%) |
| CMYK | cmyk(63.3%, 23.9%, 0%, 57.3%) |
| CIE-LAB | lab(33.44, -6.27, -19.43) |
| CIE-LCH | lch(33.44, 20.41, 252.12°) |
| OKLab | oklab(42.34% -0.0347 -0.0544) |
| OKLCH | oklch(42.34% 0.065 237.5) |
| XYZ | xyz(6.7276, 7.7411, 15.6047) |
| Luminance | 0.0774 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Slate Blue
#214761
ΔE00 4.10
Dark Grey Blue
#29465B
ΔE00 4.77
Deep Sea Blue
#015482
ΔE00 4.99
Light Navy
#155084
ΔE00 6.26
Light Navy Blue
#2E5A88
ΔE00 6.55
Ugly Blue
#31668A
ΔE00 7.08
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#28536D #6D4228
analogous
#286D65 #28536D #28316D
triadic
#28536D #6D2853 #536D28
tetradic
#28536D #65286D #6D4228 #316D28
square
#28536D #65286D #6D4228 #316D28
split-complementary
#28536D #6D2831 #6D6528
monochromatic
#081116 #183140 #28536D #38759A #5095BF
Accessibility & contrast
On white
8.24
#28536D on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.55
#28536D on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #28536D
8.24:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##28536D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##28536D | 1.00 | 8.24 | 2.55 | 8.24 |
| #FFFFFF | 8.24 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.55 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.24 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#47536E
Deuteranopia (green-blind)
#3D4C6D
Tritanopia (blue-blind)
#005A5C
Achromatopsia (no color)
#4F4F4F
Design tokens & code
CSS
--color: #28536d; /* rgb */ color: rgb(40, 83, 109); /* oklch */ color: oklch(42.3% 0.065 237.5);
Tailwind
colors: {
custom: {
50: '#698397',
500: '#28536d',
950: '#000000',
},
}SCSS
$custom: #28536d; $custom-light: #698397; $custom-dark: #000000;
JSON
{
"hex": "#28536d",
"rgb": {
"r": 40,
"g": 83,
"b": 109
},
"hsl": {
"h": 202.609,
"s": 46.309,
"l": 29.216
},
"oklch": {
"l": 0.4234,
"c": 0.0645,
"h": 237.5
},
"luminance": 0.07742
}Semantic roles & 50–950 ramp
primary
#28536D
secondary
#9F6F51
accent
#8452D6
background
#F6F8F9
surface
#EBEFF2
border
#C6CACC
text
#070A0D
muted
#7A7C7E